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ANGLE ROOF PURLINS bar ends bench arrangement bench space benches 4 ft boiler bolted bottom boards brackets Brooklyn center benches coils cold columns CONDENSATION GUTTER connecting CONTINUOUS VENT SASH cypress eave height fastened fittings GALVANIZED STEEL SILL Greenhouses shown growing cut flowers Gutter Plate Hackettstown heating system high-eave type installed iron eave plate IRON POST IROW KNEES lean-to Lengths Lingnan University linseed oil low-eave type MALLEABLE IRON material Metro Metropolitan Curved-eave Metropolitan Greenhouse Mfg Metropolitan House Metropolitan Iron-frame Greenhouse METROPOLITAN PATENTED CAST Metropolitan Semi-iron-frame Greenhouses N Y Semi-iron-frame greenhouses non-rusting PATENTED CAST IRON pipe pitch plants PLATE WITH CONDENSATION politan provide more head-room rafters ridge roof bar roof pitch sash bars screws side benches side vents side walks snow load standard stationary sash struction temperature type in widths ventilating sash VLNT walks 2 ft wide wider Width for 6-in Width with 6-in wind wood wooden eave